Port 41796Crestron Secure CIP (CIP-S)

Crestron Secure CIP carries encrypted control traffic between Crestron systems and authorized control clients.

transport: tcp
in transit: encrypted
assignment: official
risk: 7/10
lookups: 0

also known as crestron-cips

Technical Details

what runs on :41796

This is the TCP listener for Crestron's secure CIP control service, commonly called CIP-S or CIPS. It carries Crestron's proprietary control messages over an encrypted transport, generally TLS; exact behavior and supported features depend on the Crestron device and firmware. It is distinct from the unencrypted CIP service.

Security Information

exposure of :41796

risk score

7/ 10risk

treat as sensitive. widely scanned and regularly exploited when reachable — restrict it to known sources.

in transit

encrypted

payloads are protected on the wire

assignment

official

registered with iana for this service — scanners fingerprint it by number

reachable over

tcp

every listening transport is another surface to filter at the edge

security overview

Encryption protects traffic in transit, but the service provides access to control functions for the Crestron system, so exposure can give an attacker a path to manipulate AV or building-control equipment if access controls are bypassed or credentials are compromised. Keep it off the public internet and restrict it to trusted management networks; use current firmware and strong authentication where supported.

Record

iana registry entry

port: :41796
service: Crestron Secure CIP (CIP-S)
transport: TCP
encryption: tls / encrypted
assignment: iana registered
risk: 7/10risk
category: uncategorised
usage: Crestron control processors and related systems use this port for the secure form of Crestron Internet Protocol (CIP). Engineers may encounter it when control clients communicate with Crestron AV or building-control installations.
lookups: 0rank 993
added: 2026-10-20
updated: 2026-10-20
references: IANA service name registry — port 41796

Something wrong?

This record is maintained by the engineers who use port 41796. Every field on it is editable — change what's wrong, say how you know, and a reviewer publishes it, usually within a minute. Last touched 2026-10-20.

01edit any field on a page of its own
02a model checks it for accuracy and spam
03clean and confident goes live immediately

edit this record →back to the registry

Related Ports

browse categories →

ports registered around :41796, by lookups.

port	service	proto	category	risk
:41795	Crestron Terminal Port	TCPUDP	IoT	safe
:41794	Crestron CIP	TCPUDP	Remote Access	risk
:41797	Crestron Secure Terminal Port	TCPtls	—	safe

risk mix of the 3 listed

safe67%
risk33%

1 of 3 encrypted

Port :41796Crestron Secure CIP (CIP-S)

Technical Details

Security Information

Related Ports

Port 41796Crestron Secure CIP (CIP-S)